Features Waterproof DesignThese underwater LED lights are made of premium double-layer waterproof material and with a soft silicone O-ring for watertight sealing. 13 Colors 4 ModesEach water light comes with a 21 button energy saving remote controller. 13 unique colors and 4 different modes are available. A cool thing to change the ambiance you want within seconds. Indoor and OutdoorSubmersible lights not only used indoors for flower vases, fish tank, aquarium, hot tubs light decorations of daily used. Also widely used outdoors at swimming pool, fountain, ice bucket for a party or wedding decoration. Battery Powered LED LightsEach RGB light powered by three AAA batteries (The batteries are not included). Wireless and safe. Convenient to replace while the batteries runs out. Create Amazing Light ShowColorful lights effect could be easily added in your decor with these unique lights. Place it to anywhere you want to be lighted up, all your guest of the party would enjoy a great atmosphere and unique romantic feeling. Specifications MaterialPS Battery3*AAAnot incloude Size7 * 2.5cm / 2.75 * 0.98in Weight96g /3.4oz Packing List 1 * Light